ALSACAT:

As its name suggests, ALSACAT is my comprehensive catalog of UFO sighting reports in Alsace, the region is the North-East of France, whether they are "explained" or "unexplained".

The ALSACAT catalog is made of case files with a case number, summary, quantitative information (date, location, number of witnesses...), classifications, all sources mentioning the case with their references, a discussion of the case in order to evaluate its causes, and a history of the changes made to the file. A general index and thematic sub-catalogs give access to these Alsatian case files.

Case of Bitche, on July 2017:

Case number:

ALSACAT-2017-07-00-BITCHE-1

Summary:

On January 14, 2018, the administrator of the forum of the Alsatian ufology and astronomy SPICA indicated on their forum that in July 2017 a "luminous phenomenon was observed", "over Bitche."